Granted Patent
Utility
US 4,223,340 · App. 06/038,204
Image detail improvement in a vertical detail enhancement system
Inventors:
Joseph P. Bingham, William A. Lagoni
Patented Case
View Patent ↗
Granted: Sep 16, 1980
Filed: May 11, 1979
Inventors
Joseph P. Bingham
William A. Lagoni
Assignee (at issue)
RCA Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.